(1991). Mirror worlds, or, The day software puts the universe in a shoebox: How it will happen and what it will mean. New York: Oxford University Press.
Chicago-tyylinen lähdeviittausMirror Worlds, Or, The Day Software Puts the Universe in a Shoebox: How It Will Happen and What It Will Mean. New York: Oxford University Press, 1991.
MLA-viiteMirror Worlds, Or, The Day Software Puts the Universe in a Shoebox: How It Will Happen and What It Will Mean. New York: Oxford University Press, 1991.
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